<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>

<div id="father">
    <div class="layer01"><img src="../image/pic.png" alt=""></div>
    <div class="layer02"><img src="../image/header.jpg" alt=""></div>
    <div class="layer03"><img src="../image/img.png" alt=""></div>
    <div class="layer04">浮动的盒子可以向左浮动，也可以向右浮动，直到它的外边缘碰到</div>
</div>


</body>
</html>